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Chapter 4 — RESIDENTIAL MANDATORY MEASURES

Section 4.506

California Green Building Standards Code (Title 24, Part 11) · 2022 edition · updated 2026-09-12 · California

INDOOR AIR QUALITY AND EXHAUST 4.506.1 Bathroom exhaust fans. Each bathroom shall be mechanically ventilated and shall comply with the following:

  1. Fans shall be ENERGY STAR compliant and be ducted to terminate outside the building.

ment Selection ) or other equivalent design software or methods. Exception: Use of alternate design temperatures necessary to ensure the systems function are acceptable.

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▸Contents — California Green Building Standards Code (Title 24, Part 11)
California Green Building Standards Code (Title 24, Part 11)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — GREEN BUILDING
  4. ▸Chapter 4 — RESIDENTIAL MANDATORY MEASURES
    Overview
    1. Section 4.101
    2. Section 4.102
    3. Section 4.103
    4. Section 4.104
    5. Section 4.106
    6. Section 4.105
    7. Section 4.201
    8. Section 4.301
    9. Section 4.302
    10. Section 4.303
    11. Section 4.304
    12. Section 4.305
    13. Section 4.401
    14. Section 4.402
    15. Section 4.403
    16. Section 4.404
    17. Section 4.405
    18. Section 4.406
    19. Section 4.407
    20. Section 4.408
    21. Section 4.409
    22. Section 4.410
    23. Section 4.501
    24. Section 4.502
    25. Section 4.503
    26. Section 4.504
    27. Section 4.505
    28. Section 4.506
    29. Section 4.508
    30. Section 4.507
  5. Chapter 5 — NONRESIDENTIAL MANDATORY MEASURES
  6. Chapter 6 — REFERENCED ORGANIZATIONS AND STANDARDS
  7. Chapter 7 — INSTALLER AND SPECIAL INSPECTOR QUALIFICATIONS
  8. Chapter 8 — COMPLIANCE FORMS, WORKSHEETS AND REFERENCE MATERIAL
  9. Appendix A4
  10. Appendix A5

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